Dealer

O'fallon Buick Gmc

Explore a wide selection of high-quality used and certified pre-owned vehicles at O'fallon Buick Gmc – your trusted auto dealership in O'Fallon, MO.









Dealers
31 cars found
Used 16,689 mi

2025 GMC Sierra 1500 Denali

O'Fallon, MO
Gasoline
Automatic
AWD
$63,099
or $1,099/mo
Used 20,855 mi

2024 GMC Terrain AT4

O'Fallon, MO
Gasoline
Automatic
AWD
$31,499
or $549/mo
Used 22,219 mi

2024 GMC Yukon Denali Ultimate

O'Fallon, MO
Gasoline
Automatic
AWD
$83,099
or $1,448/mo
Used 64,519 mi

2023 Chevrolet Tahoe High Country

O'Fallon, MO
Gasoline
Automatic
AWD
$58,099
or $1,012/mo
Used 71,556 mi

2022 GMC Yukon Denali

O'Fallon, MO
Diesel
Automatic
AWD
$52,099
or $908/mo
Used 32,340 mi

2023 Chevrolet Tahoe High Country

O'Fallon, MO
Gasoline
Automatic
AWD
$64,999
or $1,132/mo
Used 51,922 mi

2022 BMW X5 40i

O'Fallon, MO
Gasoline
Automatic
AWD
$40,499
or $706/mo
Used 71,969 mi

2018 Cadillac ATS Coupe Base

O'Fallon, MO
Gasoline
Automatic
AWD
$17,199
or $300/mo
Used 115,927 mi

2019 Chevrolet Impala 1LT

O'Fallon, MO
Gasoline
Automatic
FWD
$13,599
or $237/mo
Used 47,452 mi

2023 GMC Yukon Denali

O'Fallon, MO
Gasoline
Automatic
AWD
$63,499
or $1,106/mo
Used 53,712 mi

2024 Chevrolet Silverado 1500 High Country

O'Fallon, MO
Gasoline
Automatic
AWD
$50,099
or $873/mo
Used 34,916 mi

2024 Toyota Tacoma SR5

O'Fallon, MO
Gasoline
Automatic
AWD
$35,499
or $618/mo
Used 57,155 mi

2022 Jeep Gladiator Mojave

O'Fallon, MO
Gasoline
Automatic
AWD
$33,099
or $577/mo
Used 18,422 mi

2023 Chevrolet Blazer RS

O'Fallon, MO
Gasoline
Automatic
FWD
$30,099
or $524/mo
Used 3,739 mi

2026 Volkswagen Tiguan SEL R-LINE TURBO

O'Fallon, MO
Gasoline
Automatic
AWD
$38,499
or $671/mo